PIC32CM1216MC00032-I/RTB - 48MHz Cortex-M0+ 128KB MCU | Microchip
MPN： PIC32CM1216MC00032-I/RTB ✓ 啟用中PIC32CM1216MC00032-I/RTB 概覽
What is a 32-bit microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), volatile memory (SRAM), and peripheral interfaces. The PIC32CM MC00 family uses the ARM Cortex-M0+ core, the smallest and most energy-efficient 32-bit core in the ARM family, offering deterministic interrupt response and Thumb-2 instruction set efficiency. Within the broader taxonomy, this part is a Cortex-M0+ MCU -> ARM MCU -> 32-bit MCU -> microcontroller -> semiconductor.
Key features include 128 KB Flash, 16 KB SRAM, 48 MHz core clock, integrated motor-control PWM, SERCOM (serial communication) peripherals with LIN support, and a wide operating voltage range suited for 5 V systems. The 32-VQFN (5x5) package exposes a generous set of I/O pins while keeping the PCB footprint under 25 mm², ideal for compact motor-control and industrial designs.
Technically, the device is built on a low-power CMOS process and includes an on-chip debugger, multiple timers, ADC, and motor-control PWMs. Hardware-level features such as brown-out detect, watchdog timer, and clock failure detection improve reliability in electrically noisy motor-drive environments where stray inductance and back-EMF can corrupt logic signals.
Typical applications include BLDC and PMSM motor control, HVAC fan/pump controllers, appliance control boards, small industrial drives, and LIN-attached body-control nodes. The combination of 5 V tolerance and integrated motor-control peripherals simplifies mixed-signal PCB design.
When designing with this part, verify that your motor-control algorithm (FOC, trapezoidal, or sensorless) is supported by the available PWMs and ADCs. Decoupling, ground returns, and proper PCB layout for high-current switching traces are essential for EMC compliance.
直接替換替代品，適用於 PIC32CM1216MC00032-I/RTB — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC32CM1216MC00032-I/RTB （相同外形與佔位） — 差異在於 Package, Communication Peripherals, SRAM, Core, MSL Level.
PIC32CM1216MC00032-E/RTB
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM6408MC00032-I/RTB
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM1216MC00048-I/RTB
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32CM1216MC00032T-E/RTB
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM1216MC00032-I/RTB 最大額定值與電氣特性
| Core Architecture | ARM Cortex-M0+ |
| Core Bit Width | 32-bit |
| Maximum CPU Clock | 48 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) |
| SRAM | 16 KB |
| 工作溫度範圍 | -40C to +85C (Industrial) |
| 封裝 | 32-pin VQFN (5x5 mm) |
| 安裝類型 | Surface Mount |
| Motor Control Peripherals | PWM channels, ADC for motor control |
| Communication Peripherals | SERCOM, LIN, UART, SPI, I2C |
| Series | PIC32CM MC00 Family |
| RoHS 狀態 | Compliant |
| Lead-Free | Yes |
PIC32CM1216MC00032-I/RTB 腳位配置
| 腳位 1 | VDD — Digital power supply |
| 腳位 2 | GND — Ground |
| 腳位 3 | PA00 — GPIO / SERCOM |
| 腳位 4 | PA01 — GPIO / SERCOM |
| 腳位 5 | PA02 — GPIO / ADC |
| 腳位 6 | PA03 — GPIO / ADC reference |
| 腳位 7 | PA04 — GPIO / SERCOM |
| 腳位 8 | PA05 — GPIO / SERCOM |
| 腳位 9 | PA06 — GPIO / SERCOM |
| 腳位 10 | PA07 — GPIO / SERCOM |
| 腳位 11 | PA08 — GPIO / SERCOM |
| 腳位 12 | PA09 — GPIO / SERCOM |
| 腳位 13 | PA10 — GPIO / SERCOM |
| 腳位 14 | PA11 — GPIO / SERCOM |
| 腳位 15 | PA12 — GPIO / SERCOM |
| 腳位 16 | PA13 — GPIO / SERCOM |
| 腳位 17 | PA14 — GPIO / SERCOM |
| 腳位 18 | PA15 — GPIO / SERCOM |
| 腳位 19 | PA16 — GPIO / SERCOM |
| 腳位 20 | PA17 — GPIO / SERCOM |
| 腳位 21 | PA18 — GPIO / SERCOM |
| 腳位 22 | PA19 — GPIO / SERCOM |
| 腳位 23 | PA20 — GPIO / SERCOM |
| 腳位 24 | PA21 — GPIO / SERCOM |
| 腳位 25 | PA22 — GPIO / SERCOM |
| 腳位 26 | PA23 — GPIO / SERCOM |
| 腳位 27 | PA24 — GPIO / SERCOM |
| 腳位 28 | PA25 — GPIO / SERCOM |
| 腳位 29 | PA26 — GPIO / SERCOM |
| 腳位 30 | PA27 — GPIO / SERCOM |
| 腳位 31 | PA28 — GPIO / SERCOM |
| 腳位 32 | EP — Exposed thermal pad (GND) |
典型應用
PIC32CM1216MC00032-I/RTB 適用於 6 應用s: BLDC and PMSM Motor Control, HVAC Fan and Pump Controllers, Appliance Control Boards, Small Industrial Drives, Automotive Body-Control LIN Nodes, Battery-Powered IoT Sensor Nodes.
BLDC and PMSM Motor Control
The PIC32CM1216MC00032-I/RTB's 48 MHz Cortex-M0+ core, 128 KB Flash, and dedicated motor-control PWM peripherals with complementary outputs and dead-band generation make it ideal for sensorless FOC or trapezoidal commutation on BLDC and PMSM motors. The 5 V tolerance directly interfaces with 5 V gate drivers without level shifters, simplifying the power stage. Compared to discrete MCU+FPGA solutions, this single-chip approach reduces BOM cost and PCB area while supporting field-oriented control algorithms that demand deterministic interrupt latency.
推薦
HVAC Fan and Pump Controllers
The 5 V operating range and integrated ADC for current sensing position the PIC32CM1216MC00032-I/RTB as a strong fit for HVAC fan and pump controllers operating from 24 V or 48 V rectified buses. The Cortex-M0+ core handles closed-loop PI control of airflow or fluid pressure while the LIN peripheral interfaces with building automation networks. The 128 KB Flash supports advanced control algorithms including adaptive filtering and soft-start profiles without external memory.
推薦
Appliance Control Boards
Washing machines, refrigerators, and dishwashers benefit from the PIC32CM1216MC00032-I/RTB's combination of motor-control PWM, multiple SERCOM channels, and 5 V noise immunity. The MCU can simultaneously drive a BLDC drain pump, read temperature/humidity sensors via I2C, and communicate with the main control panel through UART or LIN. The 16 KB SRAM buffers sensor data without external memory, reducing BOM cost on cost-sensitive consumer appliances.
推薦
Small Industrial Drives
Compact industrial drives below 100 W benefit from the PIC32CM1216MC00032-I/RTB's industrial -40C to +85C operating range and SERCOM-based communication stack. The MCU supports Modbus RTU over UART for SCADA integration, plus SPI for digital potentiometer control of the power stage. Hardware brown-out detection and watchdog timer improve field reliability, critical for drives installed in inaccessible industrial cabinets.
推薦
Automotive Body-Control LIN Nodes
The PIC32CM1216MC00032-I/RTB's LIN support and industrial temperature range position it for non-safety-critical automotive body-control nodes such as seat controllers, mirror adjusters, and lighting drivers. Pair the MCU with a LIN transceiver like ATA6561 to create a cost-optimized LIN slave node. The 32-VQFN footprint fits inside space-constrained door-module PCBs, and the 128 KB Flash handles LIN diagnostic services plus application logic.
推薦
Battery-Powered IoT Sensor Nodes
While primarily a 5 V MCU, the PIC32CM1216MC00032-I/RTB's low-power peripherals and Cortex-M0+ sleep modes support battery-powered IoT sensor nodes that wake periodically to read sensors and transmit over LIN or UART. The 128 KB Flash accommodates OTA update bootloaders plus application code, and the 16 KB SRAM buffers sensor data during transmit bursts. Pair with an external sensor like MCP9808 for HVAC monitoring or soil-moisture sensing.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32CM1216MC00032-I/RTB — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC32CM1216MC00032-E/RTB | PIC32CM6408MC00032-I/RTB | PIC32CM1216MC00048-I/RTB | PIC32CM1216MC00032T-E/RTB |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 32-VQFN (5x5 mm) | 32-VQFN (5x5 mm) - same | 32-VQFN (5x5 mm) - same | 32-VQFN (5x5 mm) - same | 32-VQFN (5x5 mm) - same |
| Core | ARM Cortex-M0+ 48 MHz | ARM Cortex-M0+ 48 MHz | ARM Cortex-M0+ 48 MHz | ARM Cortex-M0+ 48 MHz | ARM Cortex-M0+ 48 MHz |
| Flash Memory | 128 KB | 128 KB | 64 KB | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 8 KB | 16 KB | 16 KB |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) |
| Motor Control PWM | Yes | Yes | Yes | Yes | Yes |
| LIN Support | Yes | Yes | Yes | Yes | Yes |
主要差異化特點
- 5 V I/O tolerance with integrated motor-control PWM (對比Generic Cortex-M0+ MCUs from competitors)
- 128 KB Flash with 16 KB SRAM on a Cortex-M0+ core (對比PIC32CM6408MC00032-I/RTB)
- Industrial -40C to +85C operating range option with same die (對比PIC32CM1216MC00032-E/RTB)
設計說明
The 32-VQFN (5x5 mm) package uses an exposed thermal pad (EP, pin 32) that MUST be soldered to a ground pour on the top or bottom PCB layer. Recommended copper area is at least 25 mm² of continuous ground plane connected through 9 to 16 thermal vias (0.3 mm drill, 0.6 mm pad) to maximize heat dissipation. For motor-control applications driving high-side switches, ambient temperatures up to 85°C are achievable with proper PCB layout, but the EP pad must NOT be left unconnected.
Decouple VDD with a 100 nF X7R ceramic capacitor placed within 3 mm of the VDD pin, plus a bulk 4.7 µF tantalum or ceramic capacitor on the same net. For motor-control designs with high dV/dt switching, place a ferrite bead between the digital VDD and analog AVDD supply and add a 10 nF + 100 nF capacitor pair on AVDD. Keep high-current switching traces away from SERCOM lines routed to connectors.
Do not assume 5 V tolerance for any 3.3 V-only Cortex-M0+ competitor parts; the PIC32CM MC00's 5 V I/O tolerance is a key feature for industrial designs. Always configure unused pins as outputs with low state (not high-impedance inputs) to reduce EMI susceptibility. When using the LIN peripheral, ensure the master/slave configuration matches the network topology, and budget for the LIN transceiver's propagation delay when computing response timing.
Separate digital ground (DGND) and analog ground (AGND) planes, joining them at a single point near the MCU's GND pin to avoid ground loops in motor-current sensing. Route the ADC reference voltage trace in a guard ring tied to AGND to prevent digital switching noise from corrupting current-sense measurements. The PIC32CM MC00 family datasheet DS60001638 includes a recommended PCB layout section with reference designs for sensorless FOC motor control.
合規資訊
RoHS and REACH compliant per Microchip product page. AEC-Q100 not explicitly stated for -I grade; the -E grade targets automotive applications. Halogen-free and lead-free per Microchip packaging documentation. Recent PCN (Future Electronics) added UMC Fab 8N as a second fab site, improving supply continuity.
